So, I had a concept (a bit large for a single question). One of it's parts is nanomachines rewiring the brain of the subject.
Since we don't know much about the exact workings of the human brain, we ...

It is a known fact that magnesium is a very important part of photosynthesis and chlorophyll. I have looked everywhere to try to find out this question but I have never really gotten a solid answer.
...

OK, some of you may recognize this from a previous question, but now it's refined. After seeing this video by Artifexian: https://www.youtube.com/watch?v=fwauz9uIl9M, I thought I should take a stab at ...

I am currently working on world-building a planet, and I wanted to try to diverge from Earth's atmosphere a little bit, but not extremely. I am planning on still having it be a oxygen-nitrogen rich ...

Our empire has been at the mercy of violent marauders who are not working with the Will of Dozin and instead trying to break away from our cosmic union. In our archives, we have found a xenoforming ...

I have a concept for a species of arctic-dwelling organism (let’s just call it a polar bear) that evolved an organ that was able to produce microwaves, which it uses to tunnel through ice.
If such a ...

In my story I have a strain of virus capable of stealing parts of or changing its hosts DNA, so it could copy the abilities in nature for its next host of choice by taking the genes which control the ...

I've read all the related questions on here and as far as I can tell this should be breathable on my planet Liskuel, which has 1.5 bars of pressure. However, I'm really bad at maths and don't really ...

I've been thinking about dwarfs and their depiction in classical fantasy for while now and concluded that I find it unrealistic and lazy. Some research showed me that the current fantasy dwarfs have ...

A homoculus is an artificial human being that is created through the magical science of alchemy. These creatures are born in artificial wombs by a dark ritual that requires various materials, and the ...

Assume a civilisation with futuristically advanced knowledge of biochemistry. Assume it wants to develop a cybernetic device meant to facilitate the organism's ability to perform high-power activities ...

Specifically, if deployed on a town. The buildings, animals (flora and fauna) would be completely untouched, but not a single human would survive the blow.
Secondly, if this is possible, what gene, ...

As far as I could gather the digestion relies on enzymes which in turn set requirements for pH.
Is it possible for an alien creature to have a different set of enzymes that require basic environment ...

There exists a polymerization spell that allows distinct animals to combine with each other, creating an entirely new creature. The beasts in question are held in transumutation circles linked by ley ...

How could a mammal produce milk which resembles blood?
The blood milk should keep as many properties of milk as possible, curding for example, while resembling blood as much as possible. The mammal ...

I'm looking for a way to bypass the bidirectional diffusive gas exchange that happens in human alveoli, to allow aquanauts to breathe a standard Nitrogen-Oxygen air mix at very high pressures (up to ...

I need ideas for a chemical or disease which kills the victim upon holding it in the palm for about 4 or 5 seconds. The death isn't necessarily immediate, as it might take days to kill the victim in ...

I'm planing to create "super powers" born out of genetic engineering, but I don't want magic miracle stuff like an x-man, I'm looking for a realistic approach, so overall can you modify the materials ...

Suppose that due to some kind of magical force I'll leave handwaved, (non-sapient) organisms are able to practice necromancy, reanimating their fallen peers as undead bodyguards.
However, the magic ...

The thing about organics is that they can very precisely build themselves up, from a molecular level. They can take various, otherwise useless stuff like goethite and chitin and, through the power of ...

In my world there are a group of female warriors with an unusual ability: the resources of their bodies are fungible. For instance, they can make the muscles in one part of their bodies stronger at ...

55 Cancri e is an actual exoplanet which should be around twice the size of Earth so it would be high gravity. It also is thought to be a carbon planet, meaning the role silicate takes on our world ...

Hi this is my 2nd question on the site and I hope it is intriguing to you all. My question is: How feasible is it for an organism to sustain an Aerobic lifestyle (ie. the standard oxygen cycle found ...

A friend and I are creating a magical bird that eats gemstones then uses them to form a thin coat of crystal armor over its body. Is there any way for this bird (or any living thing) to actually have ...

Lately I have been thinking about possible forms of life on planets that would have radically different experiences than here on Earth. I was wondering if life based on transition metals was possible ...

I have created a life form that is based on the element boron. As a substitute for DNA it instead uses Diborane as a building block. I've come across a problem however that I can't seem to get around. ...

I'm trying to build an underwater ecosystem under the ice crust of Ganymede. I know Jupiter emits a large amount of ionizing radiation and synchotrons and thought that would maybe be able to replace ...

I want to build a world but an element of the world is causing me problem and that element is that I need such a "thing" or a group of the "things" with which a person laces a food item of a "STRONG ...

The secret police of my fictional country (unoriginally) uses sodium thiopental in medical interrogations, usually in combination with various forms of physical torture.
An antagonist (a courier of ...

In this paper by Bains et al, an alternative to oxygenic photosynthesis is discussed. Apparently, 4 times the amount of biomass can be produced using hydrogenic over oxygenic photosynthesis.
Oxygenic ...